Potassium Sulfite (E225) is a white solid inorganic compound (synthetic preservative) used in food to prevent spoilage from bacteria and fungi.

Propyl-P-Hydroxybenzoate Sodium Salt or E217 is the sodium salt sibling of the Propyl-P-Hydroxybenzoate (E216) which is a synthetic ethyl ester belonging to parabens.

Propyl-P-Hydroxybenzoate or E216 is an artificial ethyl ester from the origins of Benzoic Acid to help fight off yeast, fungi, and mold typically found in skin products.

Ethyl-P-Hydroxybenzoate Sodium Salt or E215 is benzoic acid in the form of an artificial ethyl ester that is used for the prevention of yeast, fungi, and mold.

Ethyl 4-Hydroxybenzoate is a paraben used sometimes in food to prevent mold, yeast, and fungi.

Calcium Benzoate is a synthetic preservative (anti-bacterial, anti-fungal, antiseptic) appearing as white or colorless crystals and is effective only in slightly acidic products.

Potassium Benzoate or E212 is a synthetic preservative (white, odorless powder that can’t be found naturally) used for battling yeast, bacteria, and mold typically used in all kinds of low PH (below 4.5) foods.

Sodium Benzoate is a synthetic preservative used in plenty of different foods (especially acidic ones) and can be used as a pickling agent.

Sulfite-Ammonia Caramel or E150d is a color extremely popular with soft drinks typically for that brown or black-like look.

Ammonia Caramel or E150c is basically a fusion of burned sugar and ammonia to create in most cases brown food dye.

Sodium Sulfite or E221 is a white powder (inorganic, non-stable) typically used as a synthetic preservative to avoid food spoilage and has a faint Sulfur Dioxide smell.